Question 43

Jambmaths question: 

Simplify $\frac{0.00625\times {{10}^{-4}}}{0.0025\times {{10}^{-6}}}$

Option A: 

$2.5\times {{10}^{2}}$

Option B: 

$2.5\times {{10}^{-2}}$

Option C: 

$2.5\times {{10}^{-3}}$

Option D: 

$2.5\times {{10}^{3}}$

Jamb Maths Solution: 

\[\frac{0.00625\times {{10}^{-4}}}{0.0025\times {{10}^{-6}}}=\frac{6.25\times {{10}^{-3}}\times {{10}^{-4}}}{2.5\times {{10}^{-3}}\times {{10}^{-6}}}=2.5\times {{10}^{2}}\]

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